I believe A because they have many cells
Amphibians have three heart chamber and they lay eggs so
AMPHIBIAN
The best answers for this question would be:
The songs will become more similar to each other.
<span>The frogs have most likely sync their songs with each other, since the female cannot determine the range of the song of the male frog given the environment that they are living in.</span>
Answer:
dear user nitrogen fixation is so important bcoz of the reasons given above